java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 06:37:07,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 06:37:07,291 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 06:37:07,311 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 06:37:07,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 06:37:07,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 06:37:07,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 06:37:07,326 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 06:37:07,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 06:37:07,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 06:37:07,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 06:37:07,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 06:37:07,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 06:37:07,341 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 06:37:07,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 06:37:07,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 06:37:07,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 06:37:07,347 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 06:37:07,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 06:37:07,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 06:37:07,358 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 06:37:07,360 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 06:37:07,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 06:37:07,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 06:37:07,366 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 06:37:07,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 06:37:07,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 06:37:07,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 06:37:07,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 06:37:07,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 06:37:07,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 06:37:07,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 06:37:07,372 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 06:37:07,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 06:37:07,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 06:37:07,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 06:37:07,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 06:37:07,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 06:37:07,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 06:37:07,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 06:37:07,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 06:37:07,379 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 06:37:07,408 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 06:37:07,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 06:37:07,410 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 06:37:07,410 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 06:37:07,411 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 06:37:07,411 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 06:37:07,411 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 06:37:07,412 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 06:37:07,412 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 06:37:07,412 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 06:37:07,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 06:37:07,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 06:37:07,413 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 06:37:07,414 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 06:37:07,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 06:37:07,414 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 06:37:07,415 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 06:37:07,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 06:37:07,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 06:37:07,415 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 06:37:07,416 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 06:37:07,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 06:37:07,416 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 06:37:07,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 06:37:07,417 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 06:37:07,417 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 06:37:07,417 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 06:37:07,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 06:37:07,417 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 06:37:07,713 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 06:37:07,731 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 06:37:07,737 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 06:37:07,739 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 06:37:07,739 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 06:37:07,740 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 06:37:07,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/796ac3994/cef58be91b9645b4aa36ac7aa97d5f37/FLAG00259553c [2019-10-07 06:37:08,737 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 06:37:08,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 06:37:08,799 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/796ac3994/cef58be91b9645b4aa36ac7aa97d5f37/FLAG00259553c [2019-10-07 06:37:09,167 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/796ac3994/cef58be91b9645b4aa36ac7aa97d5f37 [2019-10-07 06:37:09,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 06:37:09,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 06:37:09,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 06:37:09,186 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 06:37:09,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 06:37:09,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 06:37:09" (1/1) ... [2019-10-07 06:37:09,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f153ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:09, skipping insertion in model container [2019-10-07 06:37:09,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 06:37:09" (1/1) ... [2019-10-07 06:37:09,202 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 06:37:09,397 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 06:37:12,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 06:37:12,405 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 06:37:13,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 06:37:13,820 INFO L192 MainTranslator]: Completed translation [2019-10-07 06:37:13,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13 WrapperNode [2019-10-07 06:37:13,821 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 06:37:13,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 06:37:13,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 06:37:13,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 06:37:13,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... [2019-10-07 06:37:13,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... [2019-10-07 06:37:13,947 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... [2019-10-07 06:37:13,947 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... [2019-10-07 06:37:14,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... [2019-10-07 06:37:14,226 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... [2019-10-07 06:37:14,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... [2019-10-07 06:37:14,355 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 06:37:14,355 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 06:37:14,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 06:37:14,356 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 06:37:14,357 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 06:37:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 06:37:14,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 06:37:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 06:37:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 06:37:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:37:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-07 06:37:14,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 06:37:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 06:37:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 06:37:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 06:37:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 06:37:14,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:37:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2019-10-07 06:37:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2019-10-07 06:37:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2019-10-07 06:37:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2019-10-07 06:37:14,425 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2019-10-07 06:37:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2019-10-07 06:37:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_out [2019-10-07 06:37:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2019-10-07 06:37:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_out [2019-10-07 06:37:14,426 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2019-10-07 06:37:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-07 06:37:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-07 06:37:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-10-07 06:37:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-07 06:37:14,427 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-07 06:37:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-10-07 06:37:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-07 06:37:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-07 06:37:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-07 06:37:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-10-07 06:37:14,428 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-07 06:37:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2019-10-07 06:37:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2019-10-07 06:37:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2019-10-07 06:37:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2019-10-07 06:37:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2019-10-07 06:37:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure device_is_registered [2019-10-07 06:37:14,429 INFO L138 BoogieDeclarations]: Found implementation of procedure device_enable_async_suspend [2019-10-07 06:37:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-07 06:37:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-07 06:37:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2019-10-07 06:37:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_tty_driver [2019-10-07 06:37:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-07 06:37:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-07 06:37:14,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-07 06:37:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-07 06:37:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-07 06:37:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-07 06:37:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-07 06:37:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-07 06:37:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-07 06:37:14,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-07 06:37:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-07 06:37:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-07 06:37:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_int_must_check_helper [2019-10-07 06:37:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_init [2019-10-07 06:37:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_exit [2019-10-07 06:37:14,432 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_console_disconnect [2019-10-07 06:37:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2019-10-07 06:37:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2019-10-07 06:37:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_minors [2019-10-07 06:37:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure release_minors [2019-10-07 06:37:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2019-10-07 06:37:14,433 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2019-10-07 06:37:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2019-10-07 06:37:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2019-10-07 06:37:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2019-10-07 06:37:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2019-10-07 06:37:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2019-10-07 06:37:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_close [2019-10-07 06:37:14,434 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2019-10-07 06:37:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2019-10-07 06:37:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2019-10-07 06:37:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2019-10-07 06:37:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2019-10-07 06:37:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2019-10-07 06:37:14,435 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2019-10-07 06:37:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2019-10-07 06:37:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2019-10-07 06:37:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2019-10-07 06:37:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_show [2019-10-07 06:37:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2019-10-07 06:37:14,436 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2019-10-07 06:37:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2019-10-07 06:37:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2019-10-07 06:37:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2019-10-07 06:37:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2019-10-07 06:37:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2019-10-07 06:37:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_unpoison_urbs [2019-10-07 06:37:14,437 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_release [2019-10-07 06:37:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure create_serial [2019-10-07 06:37:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure match_dynamic_id [2019-10-07 06:37:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2019-10-07 06:37:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure search_serial_device [2019-10-07 06:37:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2019-10-07 06:37:14,438 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2019-10-07 06:37:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2019-10-07 06:37:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2019-10-07 06:37:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2019-10-07 06:37:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2019-10-07 06:37:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2019-10-07 06:37:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2019-10-07 06:37:14,439 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_init [2019-10-07 06:37:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_exit [2019-10-07 06:37:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_operations_init [2019-10-07 06:37:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-10-07 06:37:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-10-07 06:37:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register_drivers [2019-10-07 06:37:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2019-10-07 06:37:14,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2019-10-07 06:37:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_port_operations_7 [2019-10-07 06:37:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_8 [2019-10-07 06:37:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_tty_operations_6 [2019-10-07 06:37:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 06:37:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-07 06:37:14,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf_2 [2019-10-07 06:37:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_3 [2019-10-07 06:37:14,442 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_4 [2019-10-07 06:37:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_5 [2019-10-07 06:37:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_6 [2019-10-07 06:37:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_7 [2019-10-07 06:37:14,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_8 [2019-10-07 06:37:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_9 [2019-10-07 06:37:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2019-10-07 06:37:14,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_11 [2019-10-07 06:37:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_12 [2019-10-07 06:37:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_13 [2019-10-07 06:37:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_14 [2019-10-07 06:37:14,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_15 [2019-10-07 06:37:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_17 [2019-10-07 06:37:14,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_18 [2019-10-07 06:37:14,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_19 [2019-10-07 06:37:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_21 [2019-10-07 06:37:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_22 [2019-10-07 06:37:14,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_26 [2019-10-07 06:37:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_27 [2019-10-07 06:37:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_28 [2019-10-07 06:37:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_29 [2019-10-07 06:37:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_30 [2019-10-07 06:37:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_31 [2019-10-07 06:37:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-07 06:37:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2019-10-07 06:37:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-07 06:37:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit_lock [2019-10-07 06:37:14,452 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2019-10-07 06:37:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-07 06:37:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-07 06:37:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-07 06:37:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-10-07 06:37:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-10-07 06:37:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-07 06:37:14,454 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-07 06:37:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-07 06:37:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-10-07 06:37:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-10-07 06:37:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2019-10-07 06:37:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure flag_buf_ptr [2019-10-07 06:37:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-10-07 06:37:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_char [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_register [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_deregister [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_close [2019-10-07 06:37:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 06:37:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2019-10-07 06:37:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2019-10-07 06:37:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_room [2019-10-07 06:37:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_chars_in_buffer [2019-10-07 06:37:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_wait_until_sent [2019-10-07 06:37:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2019-10-07 06:37:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2019-10-07 06:37:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_process_read_urb [2019-10-07 06:37:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2019-10-07 06:37:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2019-10-07 06:37:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2019-10-07 06:37:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2019-10-07 06:37:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2019-10-07 06:37:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_tiocmiwait [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_get_icount [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_break [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_dcd_change [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_serial_driver_4 [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-10-07 06:37:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_register_drivers_39 [2019-10-07 06:37:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_serial_deregister_drivers_40 [2019-10-07 06:37:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_41 [2019-10-07 06:37:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2019-10-07 06:37:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2019-10-07 06:37:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure port_number_show [2019-10-07 06:37:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2019-10-07 06:37:14,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dynids [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_register [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_bus_deregister [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_attribute_2 [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_bus_type_1 [2019-10-07 06:37:14,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2019-10-07 06:37:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-07 06:37:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2019-10-07 06:37:14,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_44 [2019-10-07 06:37:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_register_device_45 [2019-10-07 06:37:14,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_46 [2019-10-07 06:37:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_47 [2019-10-07 06:37:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_tty_unregister_device_48 [2019-10-07 06:37:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_49 [2019-10-07 06:37:14,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___2 [2019-10-07 06:37:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-10-07 06:37:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-10-07 06:37:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-10-07 06:37:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-10-07 06:37:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-10-07 06:37:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-10-07 06:37:14,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-10-07 06:37:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-10-07 06:37:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-10-07 06:37:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-10-07 06:37:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-10-07 06:37:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-10-07 06:37:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-10-07 06:37:14,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-10-07 06:37:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-10-07 06:37:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-07 06:37:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-07 06:37:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-07 06:37:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-07 06:37:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_alloc [2019-10-07 06:37:14,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_free [2019-10-07 06:37:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in [2019-10-07 06:37:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_in_r [2019-10-07 06:37:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_max_r [2019-10-07 06:37:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-10-07 06:37:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-10-07 06:37:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-07 06:37:14,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-07 06:37:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-07 06:37:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __tty_alloc_driver [2019-10-07 06:37:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-07 06:37:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-07 06:37:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-07 06:37:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-07 06:37:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-07 06:37:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-07 06:37:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-07 06:37:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-07 06:37:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_register [2019-10-07 06:37:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2019-10-07 06:37:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-07 06:37:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-07 06:37:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-07 06:37:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_name [2019-10-07 06:37:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure device_add [2019-10-07 06:37:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-10-07 06:37:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure device_del [2019-10-07 06:37:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure device_initialize [2019-10-07 06:37:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2019-10-07 06:37:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_attach [2019-10-07 06:37:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-07 06:37:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-07 06:37:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2019-10-07 06:37:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-07 06:37:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_sysrq [2019-10-07 06:37:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2019-10-07 06:37:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2019-10-07 06:37:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2019-10-07 06:37:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-10-07 06:37:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destruct_7 [2019-10-07 06:37:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-07 06:37:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2019-10-07 06:37:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-10-07 06:37:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_5 [2019-10-07 06:37:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_suspend_4 [2019-10-07 06:37:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-07 06:37:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2019-10-07 06:37:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-07 06:37:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2019-10-07 06:37:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-07 06:37:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-07 06:37:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-10-07 06:37:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-07 06:37:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2019-10-07 06:37:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2019-10-07 06:37:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-10-07 06:37:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2019-10-07 06:37:14,482 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2019-10-07 06:37:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-10-07 06:37:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-10-07 06:37:14,484 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_putc [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2019-10-07 06:37:14,485 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-10-07 06:37:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2019-10-07 06:37:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-10-07 06:37:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_flags [2019-10-07 06:37:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-10-07 06:37:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_close [2019-10-07 06:37:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_destroy [2019-10-07 06:37:14,486 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_hangup [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_init [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_install [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_open [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_wakeup [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_device [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_driver [2019-10-07 06:37:14,487 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_set_operations [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_baud_rate [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_device [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_vhangup [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_disabled [2019-10-07 06:37:14,488 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intf [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_id [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_match_one_id [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_show_dynids [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2019-10-07 06:37:14,489 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2019-10-07 06:37:14,490 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-10-07 06:37:14,490 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-07 06:37:14,490 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-10-07 06:37:14,490 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-07 06:37:14,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-07 06:37:14,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 06:37:14,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-07 06:37:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 06:37:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-07 06:37:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 06:37:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2019-10-07 06:37:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 06:37:14,491 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_out [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_out [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2019-10-07 06:37:14,492 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-07 06:37:14,493 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-10-07 06:37:14,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-07 06:37:14,495 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-07 06:37:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2019-10-07 06:37:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2019-10-07 06:37:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 06:37:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_4 [2019-10-07 06:37:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2019-10-07 06:37:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure bus_register [2019-10-07 06:37:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2019-10-07 06:37:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2019-10-07 06:37:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_name [2019-10-07 06:37:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure device_is_registered [2019-10-07 06:37:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure device_enable_async_suspend [2019-10-07 06:37:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure device_initialize [2019-10-07 06:37:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure device_add [2019-10-07 06:37:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure device_del [2019-10-07 06:37:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure driver_attach [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_22 [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_21 [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intf [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf_2 [2019-10-07 06:37:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_12 [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_3 [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_5 [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_6 [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_7 [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_id [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure usb_match_one_id [2019-10-07 06:37:14,501 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_26 [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_29 [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_27 [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_28 [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_30 [2019-10-07 06:37:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_31 [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_14 [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_18 [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_13 [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_15 [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_17 [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_19 [2019-10-07 06:37:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_8 [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_9 [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_11 [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2019-10-07 06:37:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure __tty_alloc_driver [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure tty_set_operations [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_tty_driver [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_driver [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure tty_vhangup [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-10-07 06:37:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_init [2019-10-07 06:37:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_destroy [2019-10-07 06:37:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-10-07 06:37:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_hangup [2019-10-07 06:37:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_wakeup [2019-10-07 06:37:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_close [2019-10-07 06:37:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_install [2019-10-07 06:37:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_open [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-10-07 06:37:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-07 06:37:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_loff_t [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-07 06:37:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-07 06:37:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_attribute_2 [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_port_operations_7 [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_serial_driver_4 [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_8 [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_tty_operations_6 [2019-10-07 06:37:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_bus_type_1 [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure seq_putc [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2019-10-07 06:37:14,512 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_int_must_check_helper [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_alloc [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_free [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register_drivers [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2019-10-07 06:37:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_init [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_exit [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_console_disconnect [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-10-07 06:37:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_close [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_room [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_chars_in_buffer [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_wait_until_sent [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2019-10-07 06:37:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_register [2019-10-07 06:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_deregister [2019-10-07 06:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_process_read_urb [2019-10-07 06:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_prepare_write_buffer [2019-10-07 06:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_register [2019-10-07 06:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_bus_deregister [2019-10-07 06:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2019-10-07 06:37:14,516 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_minors [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure release_minors [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-07 06:37:14,517 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure serial_close [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2019-10-07 06:37:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2019-10-07 06:37:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_show [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2019-10-07 06:37:14,520 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_unpoison_urbs [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_release [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure create_serial [2019-10-07 06:37:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure match_dynamic_id [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure search_serial_device [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2019-10-07 06:37:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_init [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_exit [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_operations_init [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_5 [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destruct_7 [2019-10-07 06:37:14,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-07 06:37:14,524 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit_lock [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-10-07 06:37:14,525 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-10-07 06:37:14,526 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_41 [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2019-10-07 06:37:14,527 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure flag_buf_ptr [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-10-07 06:37:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure handle_sysrq [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_flags [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_char [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-10-07 06:37:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_in_r [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_max_r [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_register_drivers_39 [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_serial_deregister_drivers_40 [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_tiocmiwait [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_get_icount [2019-10-07 06:37:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_break [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_dcd_change [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2019-10-07 06:37:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_suspend_4 [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2019-10-07 06:37:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_44 [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_47 [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_46 [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_49 [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure usb_show_dynids [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_device [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_register_device_45 [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_device [2019-10-07 06:37:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_tty_unregister_device_48 [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure port_number_show [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure free_dynids [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___2 [2019-10-07 06:37:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-07 06:37:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-07 06:37:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 06:37:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 06:37:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 06:37:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-07 06:37:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 06:37:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 06:37:16,340 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-07 06:37:38,737 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___2FINAL: assume true; [2019-10-07 06:38:00,082 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 06:38:00,083 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-07 06:38:00,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 06:38:00 BoogieIcfgContainer [2019-10-07 06:38:00,086 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 06:38:00,087 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 06:38:00,087 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 06:38:00,090 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 06:38:00,091 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 06:37:09" (1/3) ... [2019-10-07 06:38:00,091 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d83cf54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 06:38:00, skipping insertion in model container [2019-10-07 06:38:00,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 06:37:13" (2/3) ... [2019-10-07 06:38:00,092 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d83cf54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 06:38:00, skipping insertion in model container [2019-10-07 06:38:00,092 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 06:38:00" (3/3) ... [2019-10-07 06:38:00,094 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2019-10-07 06:38:00,104 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 06:38:00,114 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 06:38:00,125 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 06:38:00,165 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 06:38:00,166 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 06:38:00,166 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 06:38:00,166 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 06:38:00,166 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 06:38:00,166 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 06:38:00,166 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 06:38:00,166 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 06:38:00,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states. [2019-10-07 06:38:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-10-07 06:38:00,248 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:00,250 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:00,255 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:00,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:00,262 INFO L82 PathProgramCache]: Analyzing trace with hash 644810415, now seen corresponding path program 1 times [2019-10-07 06:38:00,270 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:00,270 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:00,270 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:00,270 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:00,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:01,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:01,624 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:01,624 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:01,625 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:38:01,629 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:38:01,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:38:01,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:01,647 INFO L87 Difference]: Start difference. First operand 2512 states. Second operand 3 states. [2019-10-07 06:38:06,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:38:06,871 INFO L93 Difference]: Finished difference Result 6673 states and 8995 transitions. [2019-10-07 06:38:06,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:38:06,873 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2019-10-07 06:38:06,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:38:06,945 INFO L225 Difference]: With dead ends: 6673 [2019-10-07 06:38:06,946 INFO L226 Difference]: Without dead ends: 4369 [2019-10-07 06:38:06,977 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:07,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4369 states. [2019-10-07 06:38:07,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4369 to 4366. [2019-10-07 06:38:07,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4366 states. [2019-10-07 06:38:07,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4366 states to 4366 states and 5708 transitions. [2019-10-07 06:38:07,395 INFO L78 Accepts]: Start accepts. Automaton has 4366 states and 5708 transitions. Word has length 84 [2019-10-07 06:38:07,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:38:07,398 INFO L462 AbstractCegarLoop]: Abstraction has 4366 states and 5708 transitions. [2019-10-07 06:38:07,399 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:38:07,399 INFO L276 IsEmpty]: Start isEmpty. Operand 4366 states and 5708 transitions. [2019-10-07 06:38:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-07 06:38:07,416 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:07,416 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:07,416 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:07,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:07,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1781464059, now seen corresponding path program 1 times [2019-10-07 06:38:07,417 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:07,417 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:07,417 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:07,418 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:07,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:09,545 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:09,545 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:09,546 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:09,546 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:38:09,548 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:38:09,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:38:09,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:09,549 INFO L87 Difference]: Start difference. First operand 4366 states and 5708 transitions. Second operand 3 states. [2019-10-07 06:38:13,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:38:13,459 INFO L93 Difference]: Finished difference Result 12675 states and 16495 transitions. [2019-10-07 06:38:13,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:38:13,460 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2019-10-07 06:38:13,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:38:13,528 INFO L225 Difference]: With dead ends: 12675 [2019-10-07 06:38:13,528 INFO L226 Difference]: Without dead ends: 8338 [2019-10-07 06:38:13,560 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:13,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8338 states. [2019-10-07 06:38:13,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8338 to 8287. [2019-10-07 06:38:13,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8287 states. [2019-10-07 06:38:14,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8287 states to 8287 states and 10768 transitions. [2019-10-07 06:38:14,024 INFO L78 Accepts]: Start accepts. Automaton has 8287 states and 10768 transitions. Word has length 94 [2019-10-07 06:38:14,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:38:14,025 INFO L462 AbstractCegarLoop]: Abstraction has 8287 states and 10768 transitions. [2019-10-07 06:38:14,025 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:38:14,025 INFO L276 IsEmpty]: Start isEmpty. Operand 8287 states and 10768 transitions. [2019-10-07 06:38:14,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-07 06:38:14,032 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:14,032 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:14,032 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:14,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:14,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1091122345, now seen corresponding path program 1 times [2019-10-07 06:38:14,033 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:14,033 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:14,033 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:14,034 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:14,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:14,581 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:14,581 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:14,581 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:38:14,582 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:38:14,582 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:38:14,582 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:14,583 INFO L87 Difference]: Start difference. First operand 8287 states and 10768 transitions. Second operand 3 states. [2019-10-07 06:38:18,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:38:18,484 INFO L93 Difference]: Finished difference Result 24463 states and 32048 transitions. [2019-10-07 06:38:18,484 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:38:18,484 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2019-10-07 06:38:18,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:38:18,622 INFO L225 Difference]: With dead ends: 24463 [2019-10-07 06:38:18,622 INFO L226 Difference]: Without dead ends: 16205 [2019-10-07 06:38:18,666 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:18,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16205 states. [2019-10-07 06:38:19,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16205 to 16111. [2019-10-07 06:38:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16111 states. [2019-10-07 06:38:19,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16111 states to 16111 states and 21212 transitions. [2019-10-07 06:38:19,485 INFO L78 Accepts]: Start accepts. Automaton has 16111 states and 21212 transitions. Word has length 108 [2019-10-07 06:38:19,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:38:19,488 INFO L462 AbstractCegarLoop]: Abstraction has 16111 states and 21212 transitions. [2019-10-07 06:38:19,488 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:38:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 16111 states and 21212 transitions. [2019-10-07 06:38:19,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2019-10-07 06:38:19,498 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:19,498 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:19,498 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:19,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:19,499 INFO L82 PathProgramCache]: Analyzing trace with hash -1555647053, now seen corresponding path program 1 times [2019-10-07 06:38:19,499 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:19,499 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:19,499 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:19,499 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:19,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:20,435 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:20,436 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:20,436 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:38:20,437 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:38:20,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:38:20,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:20,437 INFO L87 Difference]: Start difference. First operand 16111 states and 21212 transitions. Second operand 3 states. [2019-10-07 06:38:21,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:38:21,277 INFO L93 Difference]: Finished difference Result 31691 states and 41907 transitions. [2019-10-07 06:38:21,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:38:21,278 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2019-10-07 06:38:21,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:38:21,501 INFO L225 Difference]: With dead ends: 31691 [2019-10-07 06:38:21,501 INFO L226 Difference]: Without dead ends: 31688 [2019-10-07 06:38:21,529 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:21,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31688 states. [2019-10-07 06:38:24,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31688 to 31668. [2019-10-07 06:38:24,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31668 states. [2019-10-07 06:38:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31668 states to 31668 states and 41882 transitions. [2019-10-07 06:38:24,556 INFO L78 Accepts]: Start accepts. Automaton has 31668 states and 41882 transitions. Word has length 105 [2019-10-07 06:38:24,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:38:24,559 INFO L462 AbstractCegarLoop]: Abstraction has 31668 states and 41882 transitions. [2019-10-07 06:38:24,559 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:38:24,559 INFO L276 IsEmpty]: Start isEmpty. Operand 31668 states and 41882 transitions. [2019-10-07 06:38:24,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-10-07 06:38:24,563 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:24,564 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:24,564 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:24,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:24,565 INFO L82 PathProgramCache]: Analyzing trace with hash -981803735, now seen corresponding path program 1 times [2019-10-07 06:38:24,565 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:24,565 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:24,565 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:24,566 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:24,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:24,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:25,244 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:25,245 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:25,245 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:25,245 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:38:25,246 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:38:25,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:38:25,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:25,246 INFO L87 Difference]: Start difference. First operand 31668 states and 41882 transitions. Second operand 3 states. [2019-10-07 06:38:27,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:38:27,487 INFO L93 Difference]: Finished difference Result 94593 states and 126113 transitions. [2019-10-07 06:38:27,487 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:38:27,487 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2019-10-07 06:38:27,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:38:27,855 INFO L225 Difference]: With dead ends: 94593 [2019-10-07 06:38:27,855 INFO L226 Difference]: Without dead ends: 62954 [2019-10-07 06:38:27,998 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:28,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62954 states. [2019-10-07 06:38:30,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62954 to 62927. [2019-10-07 06:38:30,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62927 states. [2019-10-07 06:38:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62927 states to 62927 states and 83768 transitions. [2019-10-07 06:38:30,973 INFO L78 Accepts]: Start accepts. Automaton has 62927 states and 83768 transitions. Word has length 106 [2019-10-07 06:38:30,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:38:30,974 INFO L462 AbstractCegarLoop]: Abstraction has 62927 states and 83768 transitions. [2019-10-07 06:38:30,974 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:38:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 62927 states and 83768 transitions. [2019-10-07 06:38:30,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2019-10-07 06:38:30,978 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:30,978 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:30,979 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:30,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:30,979 INFO L82 PathProgramCache]: Analyzing trace with hash -372525194, now seen corresponding path program 1 times [2019-10-07 06:38:30,979 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:30,980 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:30,980 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:30,980 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:30,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:31,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:31,565 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:31,565 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:31,566 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:31,566 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:38:31,567 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:38:31,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:38:31,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:31,568 INFO L87 Difference]: Start difference. First operand 62927 states and 83768 transitions. Second operand 3 states. [2019-10-07 06:38:34,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:38:34,957 INFO L93 Difference]: Finished difference Result 93699 states and 127158 transitions. [2019-10-07 06:38:34,957 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:38:34,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2019-10-07 06:38:34,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:38:35,573 INFO L225 Difference]: With dead ends: 93699 [2019-10-07 06:38:35,573 INFO L226 Difference]: Without dead ends: 93696 [2019-10-07 06:38:35,619 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:35,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93696 states. [2019-10-07 06:38:39,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93696 to 93339. [2019-10-07 06:38:39,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93339 states. [2019-10-07 06:38:39,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93339 states to 93339 states and 126735 transitions. [2019-10-07 06:38:39,647 INFO L78 Accepts]: Start accepts. Automaton has 93339 states and 126735 transitions. Word has length 107 [2019-10-07 06:38:39,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:38:39,648 INFO L462 AbstractCegarLoop]: Abstraction has 93339 states and 126735 transitions. [2019-10-07 06:38:39,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:38:39,648 INFO L276 IsEmpty]: Start isEmpty. Operand 93339 states and 126735 transitions. [2019-10-07 06:38:39,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-07 06:38:39,652 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:39,652 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:39,652 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:39,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:39,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1335245260, now seen corresponding path program 1 times [2019-10-07 06:38:39,653 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:39,653 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:39,653 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:39,653 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:39,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:40,133 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:40,134 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:40,134 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:40,134 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:38:40,135 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:38:40,135 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:38:40,135 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:40,135 INFO L87 Difference]: Start difference. First operand 93339 states and 126735 transitions. Second operand 3 states. [2019-10-07 06:38:43,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:38:43,914 INFO L93 Difference]: Finished difference Result 204840 states and 280439 transitions. [2019-10-07 06:38:43,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:38:43,915 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2019-10-07 06:38:43,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:38:48,617 INFO L225 Difference]: With dead ends: 204840 [2019-10-07 06:38:48,617 INFO L226 Difference]: Without dead ends: 137062 [2019-10-07 06:38:48,775 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:38:48,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137062 states. [2019-10-07 06:38:52,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137062 to 136891. [2019-10-07 06:38:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136891 states. [2019-10-07 06:38:53,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136891 states to 136891 states and 187286 transitions. [2019-10-07 06:38:53,098 INFO L78 Accepts]: Start accepts. Automaton has 136891 states and 187286 transitions. Word has length 108 [2019-10-07 06:38:53,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:38:53,099 INFO L462 AbstractCegarLoop]: Abstraction has 136891 states and 187286 transitions. [2019-10-07 06:38:53,099 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:38:53,099 INFO L276 IsEmpty]: Start isEmpty. Operand 136891 states and 187286 transitions. [2019-10-07 06:38:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-10-07 06:38:53,103 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:38:53,103 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:38:53,103 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:38:53,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:38:53,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1558440647, now seen corresponding path program 1 times [2019-10-07 06:38:53,104 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:38:53,104 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:53,104 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:53,104 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:38:53,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:38:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:38:53,555 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:38:53,556 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:38:53,556 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:38:53,556 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 06:38:53,557 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 06:38:53,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 06:38:53,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 06:38:53,558 INFO L87 Difference]: Start difference. First operand 136891 states and 187286 transitions. Second operand 4 states. [2019-10-07 06:39:18,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:39:18,677 INFO L93 Difference]: Finished difference Result 273580 states and 374587 transitions. [2019-10-07 06:39:18,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 06:39:18,678 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2019-10-07 06:39:18,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:39:20,105 INFO L225 Difference]: With dead ends: 273580 [2019-10-07 06:39:20,106 INFO L226 Difference]: Without dead ends: 273218 [2019-10-07 06:39:20,249 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-07 06:39:20,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273218 states. [2019-10-07 06:39:31,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273218 to 272999. [2019-10-07 06:39:31,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 272999 states. [2019-10-07 06:39:32,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272999 states to 272999 states and 373980 transitions. [2019-10-07 06:39:32,824 INFO L78 Accepts]: Start accepts. Automaton has 272999 states and 373980 transitions. Word has length 109 [2019-10-07 06:39:32,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:39:32,825 INFO L462 AbstractCegarLoop]: Abstraction has 272999 states and 373980 transitions. [2019-10-07 06:39:32,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 06:39:32,825 INFO L276 IsEmpty]: Start isEmpty. Operand 272999 states and 373980 transitions. [2019-10-07 06:39:32,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2019-10-07 06:39:32,829 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:39:32,829 INFO L385 BasicCegarLoop]: trace histogram [9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:39:32,829 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:39:32,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:39:32,830 INFO L82 PathProgramCache]: Analyzing trace with hash -386447286, now seen corresponding path program 1 times [2019-10-07 06:39:32,830 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:39:32,830 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:39:32,830 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:39:32,831 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:39:32,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:39:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:39:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2019-10-07 06:39:33,225 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:39:33,226 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:39:33,226 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:39:33,226 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:39:33,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:39:33,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:39:33,227 INFO L87 Difference]: Start difference. First operand 272999 states and 373980 transitions. Second operand 3 states. [2019-10-07 06:40:01,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:40:01,923 INFO L93 Difference]: Finished difference Result 814259 states and 1114304 transitions. [2019-10-07 06:40:01,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:40:01,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2019-10-07 06:40:01,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:40:04,281 INFO L225 Difference]: With dead ends: 814259 [2019-10-07 06:40:04,281 INFO L226 Difference]: Without dead ends: 541289 [2019-10-07 06:40:04,978 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:40:05,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541289 states. [2019-10-07 06:40:30,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541289 to 540707. [2019-10-07 06:40:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540707 states. [2019-10-07 06:40:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540707 states to 540707 states and 739606 transitions. [2019-10-07 06:40:45,148 INFO L78 Accepts]: Start accepts. Automaton has 540707 states and 739606 transitions. Word has length 111 [2019-10-07 06:40:45,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 06:40:45,148 INFO L462 AbstractCegarLoop]: Abstraction has 540707 states and 739606 transitions. [2019-10-07 06:40:45,148 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 06:40:45,149 INFO L276 IsEmpty]: Start isEmpty. Operand 540707 states and 739606 transitions. [2019-10-07 06:40:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2019-10-07 06:40:45,154 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 06:40:45,154 INFO L385 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 06:40:45,155 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 06:40:45,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 06:40:45,155 INFO L82 PathProgramCache]: Analyzing trace with hash -105623039, now seen corresponding path program 1 times [2019-10-07 06:40:45,155 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 06:40:45,155 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:40:45,155 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:40:45,156 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 06:40:45,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 06:40:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 06:40:45,582 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2019-10-07 06:40:45,583 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 06:40:45,583 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 06:40:45,583 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 06:40:45,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 06:40:45,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 06:40:45,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:40:45,584 INFO L87 Difference]: Start difference. First operand 540707 states and 739606 transitions. Second operand 3 states. [2019-10-07 06:41:35,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 06:41:35,207 INFO L93 Difference]: Finished difference Result 1554239 states and 2119606 transitions. [2019-10-07 06:41:35,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 06:41:35,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 129 [2019-10-07 06:41:35,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 06:41:40,470 INFO L225 Difference]: With dead ends: 1554239 [2019-10-07 06:41:40,470 INFO L226 Difference]: Without dead ends: 1013561 [2019-10-07 06:41:42,687 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 06:41:43,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1013561 states.